From fb2c9e7e4f5fadbcf527d37ec5ec9b6bbf148353 Mon Sep 17 00:00:00 2001
From: Andrew Nacin <wp@andrewnacin.com>
Date: Tue, 23 Oct 2012 14:18:37 +0000
Subject: [PATCH] Prime post caches for the Recent Comments widget. props
 mitchoyoshitaka. see #15400.

git-svn-id: http://core.svn.wordpress.org/trunk@22278 1a063a9b-81f0-0310-95a4-ce76da25c4cd
---
 wp-includes/default-widgets.php | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/wp-includes/default-widgets.php b/wp-includes/default-widgets.php
index 85a796e194..ddd9d8ac63 100644
--- a/wp-includes/default-widgets.php
+++ b/wp-includes/default-widgets.php
@@ -686,6 +686,10 @@ class WP_Widget_Recent_Comments extends WP_Widget {
 
 		$output .= '<ul id="recentcomments">';
 		if ( $comments ) {
+			// Prime cache for associated posts. (Prime post term cache if we need it for permalinks.)
+			$post_ids = array_unique( wp_list_pluck( $comments, 'comment_post_ID' ) );
+			_prime_post_caches( $post_ids, strpos( get_option( 'permalink_structure' ), '%category%' ), false );
+
 			foreach ( (array) $comments as $comment) {
 				$output .=  '<li class="recentcomments">' . /* translators: comments widget: 1: comment author, 2: post link */ sprintf(_x('%1$s on %2$s', 'widgets'), get_comment_author_link(), '<a href="' . esc_url( get_comment_link($comment->comment_ID) ) . '">' . get_the_title($comment->comment_post_ID) . '</a>') . '</li>';
 			}